<?php

// $Id$

require_once($WSC->get_site_inc_dir().'modules/tangra_cms/_sys/tcms_admin_web_page_wed_ua.class.php');
require_once($WSC->get_site_inc_dir().'modules/tangra_cms/classes/menu/tcms_menu_dbc.class.php');
require_once($WSC->get_site_inc_dir().'modules/tangra_cms/classes/menu/tcms_menu_deleter.class.php');
require_once($WSC->get_site_inc_dir().'modules/tangra_cms/classes/vpage/tcms_vpt_menu_dbc.class.php');


class Menu_Del_WP extends TCMS_Admin_Web_Page_WED_UA {
	public function create_view($name = 'default') {
		$ret = new TCMS_Admin_Page_View($this, $name, 'modules/tangra_cms/pages/_menu/');

		return $ret;
	}


	public function init() {
		parent::init();

		$v = $this->create_view();
		$this->add_view($v);

		$v2 = $this->create_view('not_exist');
		$this->add_view($v2);

		$this->wed->add_wed_event_action_pair(new Web_Event_Simple_Int('delete', Tangra_Parameter_Method::GET, 'del'), 'delete_event');
		$this->wed->add_wed_event_action_pair(new Web_Event_Simple_Int('delete_confirmed', Tangra_Parameter_Method::GET, 'del_confirmed'), 'delete_confirmed');
	}


	protected function delete_event($menu_id) {
		$dbc = $this->get_dbc();

		$menu = new TCMS_Menu_DBC();
		if ($menu->load_by_id($dbc, $menu_id)) {
			$this->export('tcms_menu', $menu);

			$count_used = TCMS_VPT_Menu_DBC::count_times_menu_used($dbc, $menu_id);
			$this->export('count_used', $count_used);

			$view = $this->get_view('default');
		} else {
			$view = $this->get_view('not_exist');
		}

		return $view;
	}


	protected function delete_confirmed($menu_id) {
		$dbc = $this->get_dbc();

		$menu = new TCMS_menu_DBC();
		if ($menu->load_by_id($dbc, $menu_id)) {


			try {
				$dbc->start_trans();
				TCMS_Menu_Deleter::delete($dbc, $menu_id, $this->_config->get_hidden_dir().'inc/', $this->get_user()->get_id());
				$dbc->complete_trans();
			} catch (Exception $e) {
				$dbc->fail_trans();
				$dbc->complete_trans();
				throw $e;
			}
		}

		$redir = $this->create_redirect_view('admin/modules/tangra_cms/menu/menus.php');

		return $redir;
	}


	protected function default_event() {
		throw new Tangra_Module_Exception('Expecting "del" parameter.');
	}
}